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33647a72 | 1 | /* Support functionality for using time. |
d614a753 | 2 | Copyright (C) 2019-2020 Free Software Foundation, Inc. |
33647a72 MC |
3 | This file is part of the GNU C Library. |
4 | ||
5 | The GNU C Library is free software; you can redistribute it and/or | |
6 | modify it under the terms of the GNU Lesser General Public | |
7 | License as published by the Free Software Foundation; either | |
8 | version 2.1 of the License, or (at your option) any later version. | |
9 | ||
10 | The GNU C Library is distributed in the hope that it will be useful, | |
11 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
13 | Lesser General Public License for more details. | |
14 | ||
15 | You should have received a copy of the GNU Lesser General Public | |
16 | License along with the GNU C Library; if not, see | |
5a82c748 | 17 | <https://www.gnu.org/licenses/>. */ |
33647a72 MC |
18 | |
19 | #ifndef SUPPORT_TIME_H | |
20 | #define SUPPORT_TIME_H | |
21 | ||
22 | #include <time.h> | |
23 | ||
24 | __BEGIN_DECLS | |
25 | ||
26 | /* The following functions call the corresponding libc functions and | |
27 | terminate the process on error. */ | |
28 | ||
29 | void xclock_gettime (clockid_t clock, struct timespec *ts); | |
30 | ||
db13e32c MC |
31 | /* This helper can often simplify tests by avoiding an explicit |
32 | variable declaration or allowing that declaration to be const. */ | |
33 | ||
34 | static inline struct timespec xclock_now (clockid_t clock) | |
35 | { | |
36 | struct timespec ts; | |
37 | xclock_gettime (clock, &ts); | |
38 | return ts; | |
39 | } | |
40 | ||
33647a72 MC |
41 | __END_DECLS |
42 | ||
43 | #endif /* SUPPORT_TIME_H */ |